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| -rw-r--r-- | doc/README.mpc8610hpcd | 67 |
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diff --git a/doc/README.mpc837xemds b/doc/README.mpc837xemds new file mode 100644 index 0000000..3f0cdf7 --- /dev/null +++ b/doc/README.mpc837xemds @@ -0,0 +1,104 @@ +Freescale MPC837xEMDS Board +----------------------------------------- +1. Board Switches and Jumpers +1.0 There are four Dual-In-Line Packages(DIP) Switches on MPC837xEMDS board + For some reason, the HW designers describe the switch settings + in terms of 0 and 1, and then map that to physical switches where + the label "On" refers to logic 0 and "Off" is logic 1. + + Switch bits are numbered 1 through, like, 4 6 8 or 10, but the + bits may contribute to signals that are numbered based at 0, + and some of those signals may be high-bit-number-0 too. Heed + well the names and labels and do not get confused. + + "Off" == 1 + "On" == 0 + + SW4[8] is the bit labled 8 on Switch 4. + SW2[1:6] refers to bits labeled 1 through 6 in order on switch 2. + SW2[1:8]= 0000_0001 refers to bits labeled 1 through 7 is set as "On" + and bits labeled 8 is set as "Off". + +1.1 For the MPC837xEMDS Processor Board + + First, make sure the board default setting is consistent with the + document shipped with your board. Then apply the following setting: + SW3[1-8]= 0011_0000 (BOOTSEQ, ROMLOC setting) + SW4[1-8]= 0000_0110 (core PLL setting) + SW5[1-8]= 1001_1000 (system PLL, boot up from low end of flash) + SW6[1-8]= 0000_1000 (HRCW is read from NOR FLASH) + SW7[1-8]= 0110_1101 (TSEC1/2 interface setting - RGMII) + J3 2-3, TSEC1 LVDD1 with 2.5V + J6 2-3, TSEC2 LVDD2 with 2.5V + J9 2-3, CLKIN from osc on board + J10 removed, CS0 connect to NOR flash; when mounted, CS0 connect to NAND + J11 removed, Hardware Reset Configuration Word load from FLASH(NOR or NAND) + mounted, HRCW load from BCSR. + + on board Oscillator: 66M + +2. Memory Map + +2.1. The memory map should look pretty much like this: + + 0x0000_0000 0x7fff_ffff DDR 2G + 0x8000_0000 0x8fff_ffff PCI MEM prefetch 256M + 0x9000_0000 0x9fff_ffff PCI MEM non-prefetch 256M + 0xc000_0000 0xdfff_ffff Empty 512M + 0xe000_0000 0xe00f_ffff Int Mem Reg Space 1M + 0xe010_0000 0xe02f_ffff Empty 2M + 0xe030_0000 0xe03f_ffff PCI IO 1M + 0xe040_0000 0xe05f_ffff Empty 2M + 0xe060_0000 0xe060_8000 NAND Flash 32K + 0xf400_0000 0xf7ff_ffff Empty 64M + 0xf800_0000 0xf800_7fff BCSR on CS1 32K + 0xfe00_0000 0xffff_ffff NOR Flash on CS0 32M + +3. Definitions + +3.1 Explanation of NEW definitions in: + + include/configs/MPC837XEMDS.h + + CONFIG_MPC83XX MPC83xx family for both MPC837x and MPC8360 + CONFIG_MPC837X MPC837x specific + CONFIG_MPC837XEMDS MPC837XEMDS board specific + +4. Compilation + + Assuming you're using BASH shell: + + export CROSS_COMPILE=your-cross-compile-prefix + cd u-boot + make distclean + make MPC837XEMDS_config + make + +5. Downloading and Flashing Images + +5.0 Download over serial line using Kermit: + + loadb + [Drop to kermit: + ^\c + send <u-boot-bin-image> + c + ] + + + Or via tftp: + + tftp 40000 u-boot.bin + +5.1 Reflash U-boot Image using U-boot + + tftp 40000 u-boot.bin + protect off fe000000 fe1fffff + erase fe000000 fe1fffff + + cp.b 40000 fe000000 xxxx + +You have to supply the correct byte count with 'xxxx' from the TFTP result log. + +6. Notes + 1) The console baudrate for MPC837XEMDS is 115200bps. diff --git a/doc/README.mpc8610hpcd b/doc/README.mpc8610hpcd new file mode 100644 index 0000000..949dcb2 --- /dev/null +++ b/doc/README.mpc8610hpcd @@ -0,0 +1,67 @@ +Freescale MPC8610HPCD board +=========================== + + +Building U-Boot +--------------- + + $ make MPC8610HPCD_config + Configuring for MPC8610HPCD board... + + $ make + + +Flashing U-Boot +--------------- +The flash is 128M starting at 0xF800_0000. + +The alternate image is at 0xFBF0_0000 +The boot image is at 0xFFF0_0000. + + +To Flash U-Boot into the booting bank: + + tftp 1000000 u-boot.bin + protect off all + erase fff00000 +$filesize + cp.b 1000000 fff00000 $filesize + + +To Flash U-boot into the alternate bank + + tftp 1000000 u-boot.bin + erase fbf00000 +$filesize + cp.b 1000000 fbf00000 $filesize + + +pixis_reset command +------------------- +A new command, "pixis_reset", is introduced to reset mpc8610hpcd board +using the FPGA sequencer. When the board restarts, it has the option +of using either the current or alternate flash bank as the boot +image, with or without the watchdog timer enabled, and finally with +or without frequency changes. + +Usage is; + + pixis_reset + pixis_reset altbank + pixis_reset altbank wd + pixis_reset altbank cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio> + pixis_reset cf <SYSCLK freq> <COREPLL ratio> <MPXPLL ratio> + +Examples; + + /* reset to current bank, like "reset" command */ + pixis_reset + + /* reset board but use the to alternate flash bank */ + pixis_reset altbank + + /* reset board, use alternate flash bank with watchdog timer enabled*/ + pixis_reset altbank wd + + /* reset board to alternate bank with frequency changed. + * 40 is SYSCLK, 2.5 is COREPLL ratio, 10 is MPXPLL ratio + */ + pixis-reset altbank cf 40 2.5 10 |